Source

Example

First of all you need to install the Trac plugin that you can find here [download:eclipsetracplugin/tracrpcext/0.10 TracRpcExt],
along with the original XmlRpcPlugin.
Don't forget to enable both the TracRpcExt-Plugin and the XmlRpcPlugin:

[components]
tracrpc.* = enabled
tracrpcext.* = enabled

Then you are ready to install the Eclipse plugin using this update site: